{"entity":{"iso2":"BG","iso3":"BGR","name":"Bulgaria","slug":"bulgaria"},"indicator":{"licence":"Derived by Statizoid from the sources named on the page","slug":"total-reserves-per-square-kilometre","source":"Statizoid (derived)","source_url":null,"title":"Total Reserves, per square kilometre","unit":"units per square kilometre"},"observations":[{"date":"1993-01-01","value":0.00645263},{"date":"1994-01-01","value":0.00986667},{"date":"1995-01-01","value":0.0121777},{"date":"1996-01-01","value":0.00476266},{"date":"1997-01-01","value":0.0207963},{"date":"1998-01-01","value":0.0264415},{"date":"1999-01-01","value":0.0284843},{"date":"2000-01-01","value":0.0310728},{"date":"2001-01-01","value":0.0324106},{"date":"2002-01-01","value":0.0441349},{"date":"2003-01-01","value":0.0626002},{"date":"2004-01-01","value":0.0853138},{"date":"2005-01-01","value":0.0803333},{"date":"2006-01-01","value":0.10845},{"date":"2007-01-01","value":0.16049},{"date":"2008-01-01","value":0.162935},{"date":"2009-01-01","value":0.170564},{"date":"2010-01-01","value":0.160084},{"date":"2011-01-01","value":0.159525},{"date":"2012-01-01","value":0.1889},{"date":"2013-01-01","value":0.183112},{"date":"2014-01-01","value":0.184298},{"date":"2015-01-01","value":0.202909},{"date":"2016-01-01","value":0.232291},{"date":"2017-01-01","value":0.262038},{"date":"2018-01-01","value":0.26462},{"date":"2019-01-01","value":0.256891},{"date":"2020-01-01","value":0.347547},{"date":"2021-01-01","value":0.36073},{"date":"2022-01-01","value":0.378685},{"date":"2023-01-01","value":0.427258}],"summary":{"latest_period":"2023-01-01","latest_value":0.427258,"max":0.427258,"mean":0.150199,"min":0.00476266,"of":164,"rank":34,"trend":"volatile"}}